An adult of subnormal to below average intelligence having a mental age equivalent to a child of three to seven years. Someone who acts in a self-defeating or significantly counterproductive way and will contribute absolutely nothing to the work at hand. Most commonly found roaming in the workplace but can be occasionally be spotted in everyday situations.

Proceed with caution: stress levels will elevate.

pronounced: oo-foo

A 'consultant' that specializes in a specific field, asking simple questions in their area of expertise; takes 4 hours to complete a task that takes 4 minutes ... u.f.u.